Information About AllynAllyn is located in Washington. Allyn, Washington has a population of 1,965. Allyn is less family-centric than the surrounding county with 21% households with children. The county percentage for households with children is 21%. The median household income in Allyn, Washington is $72,092. The median household income for the surrounding county is $57,255 compared to the national median of $61,963. The median age of people living in Allyn is 53.1 years. Allyn WeatherThe average high temperature in July is 74.32 degrees, with an average low temperature in January of 34.38 degrees. The annual precipitation is 53.42. Allyn MapAllyn real estate officesReal estate near AllynNearby Cities |